Home/CVE/Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the "TIFFVGetField" funtion in the
CVE

CVE-2020-19143

Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the "TIFFVGetField" funtion in the

Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the "TIFFVGetField" funtion in the component 'libtiff/tif_dir.c'.

MEDIUM · CVSS 6.5 EPSS 0.00972
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

2
simplesystems libtiffall versions
debian linuxall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Sep 2021 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

1
usnUSN-5084-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://bugzilla.maptools.org/show_bug.cgi?id=2851Issue TrackingThird Party Advisory
https://gitlab.com/libtiff/libtiff/-/issues/158Issue TrackingPatchThird Party Advisory
https://gitlab.com/libtiff/libtiff/-/merge_requests/119PatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20211004-0005/Third Party Advisory
https://www.debian.org/security/2021/dsa-4997Third Party Advisory
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